/* frontend/public/cart.css */
.cart-section { padding: 40px 32px 80px; max-width: 760px; }
.cart-title { font-size: 32px; font-weight: 800; margin-bottom: 24px; }
.cart-empty { padding: 40px; text-align: center; color: var(--gray); background: var(--card); border-radius: 16px; border: 1px solid var(--border); }
.cart-items { display: flex; flex-direction: column; gap: 12px; margin-bottom: 24px; }
.cart-item {
  display: flex; align-items: center; gap: 16px; background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 16px 18px;
}
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name { font-weight: 600; font-size: 14px; margin-bottom: 4px; }
.cart-item-tier { font-size: 12px; color: var(--gray); }
.cart-item-qty { display: flex; align-items: center; gap: 8px; }
.cart-item-qty input { width: 64px; padding: 6px 8px; border: 1px solid var(--border); border-radius: 8px; text-align: center; }
.cart-item-price { font-weight: 700; min-width: 90px; text-align: right; }
.cart-item-remove { background: none; border: none; color: var(--gray); cursor: pointer; font-size: 13px; text-decoration: underline; }
.cart-item-invalid { border-color: #d9534f; background: #fdf3f2; font-size: 13px; color: #b52b27; padding: 14px 18px; border-radius: 14px; }
.cart-summary { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 24px; }
.cart-summary-row { display: flex; justify-content: space-between; padding: 6px 0; font-size: 14px; }
.cart-total-row { font-size: 18px; font-weight: 800; border-top: 1px solid var(--border); margin-top: 8px; padding-top: 14px; }
.cart-checkout-btn { display: block; text-align: center; margin-top: 18px; }